local function renderRow(heading, value) 	return '|-\n| class="info" | \'\'\'' .. heading .. '\'\'\'\n| style="padding-right:5px;" | ' .. value .. '\n' end  local function renderLinkedClaim(id) 	local linkTarget = mw.wikibase.sitelink(id) 	local linkName = mw.wikibase.label(id) 	if linkTarget == nil then 		return linkName 	else 		return '[[' .. linkTarget .. '|' .. linkName .. ']]' 	end end   local function rSimple(item, property) 	return item:formatPropertyValues( property ).value end  local function rPopulation(item, property, frame) 	local s = item:getBestStatements( property )[1] 	local result = mw.wikibase.renderSnak( s.mainsnak ) 	 	-- Brainstorming a bit on significant digits: 	-- local result = ''  	-- local num, sigfig = require('Module:Convert').make_sigfig(frame, s.mainsnak.datavalue.value.amount, 3) 	-- result = result .. num .. ' * 10^'..sigfig 	 	if s.qualifiers ~= nil and s.qualifiers['P585'] ~= nil and #s.qualifiers['P585'] > 0 then 		result = result .. '（' ..  string.match(s.qualifiers['P585'][1].datavalue.value.time, '0*([1-9][0-9]+)\-', 1) .. '）' 	end 	return result end  local function rElectricity(item, property) 	local claims = item:getBestStatements( property ) 	local voltage = {} 	for _,s in pairs(claims) do  		local v = mw.wikibase.renderSnak( s.mainsnak ) 		if s.qualifiers ~= nil and s.qualifiers['P2144'] ~= nil and #s.qualifiers['P2144'] > 0 then 			v = v .. ' / ' .. mw.wikibase.renderSnak(s.qualifiers['P2144'][1]) 		end 		table.insert(voltage, v) 	end 	local result = table.concat(voltage, '、') 	if #item:getBestStatements('P2853') > 0 then 		result = result .. '（' .. item:formatPropertyValues( 'P2853' ).value .. '）' 	end 	return result end  local function claimOrLabel(id, property)  	local item = mw.wikibase.getEntity( id ) 	if #item:getBestStatements( property ) > 0 and item:getBestStatements( property )[1].mainsnak.datavalue ~= nil then 		return mw.wikibase.renderSnak( item:getBestStatements( property )[1].mainsnak ) 	end 	return item:getLabel() end  local function rCurrency(item, property) 	local claims = item:getBestStatements(property) 	local result = {} 	for _, claim in pairs(claims) do 		local id = 'Q' .. claim.mainsnak.datavalue.value['numeric-id'] 		local currency = mw.wikibase.getEntity( id ) 		local subresult = currency:getLabel() 		local symbol = claimOrLabel( id, 'P498' ) 		if symbol ~= currency:getLabel() then 			subresult = subresult .. '（' .. symbol .. '）' 		end 		if #currency:getBestStatements('P2284') > 0 then 			for _, price in pairs(currency:getBestStatements('P2284')) do 				subresult = subresult .. '<br/>1 '..symbol..' = '..  string.format('%.4f', price.mainsnak.datavalue.value.amount ) .. ' ' .. claimOrLabel(string.match(price.mainsnak.datavalue.value.unit , 'Q%d+$'), 'P498') 			end 		end 		table.insert(result, subresult) 	end 	return table.concat(result, '<br/>') end  local function rEmergency(item, property) 	local claims = item:getBestStatements( property ) 	local result = {} 	for _, claim in pairs(claims) do 		local id = 'Q' .. claim.mainsnak.datavalue.value['numeric-id'] 		local res = claimOrLabel(id, 'P1329') 		if claim.qualifiers ~= nil and claim.qualifiers['P366'] ~= nil and #claim.qualifiers['P366'] > 0 then 			local usage = {} 			for _, qual in pairs(claim.qualifiers['P366']) do 				table.insert( usage, mw.wikibase.renderSnak(qual) ) 			end 			res = res .. '（' .. table.concat(usage, '、') .. '）' 		end 		table.insert(result, res) 	end 	return table.concat(result, '、') end  local function rTimezones(item, property) 	local claims = item:getBestStatements( property ) 	if #claims > 3 then 		local minEntity = nil 		local maxEntity = nil 		local minOffset = 20 		local maxOffset = -20 		local unknownTZs = {} 		for _, claim in pairs(claims) do 			local e = mw.wikibase.getEntity('Q' .. claim.mainsnak.datavalue.value['numeric-id'] ) 			if #e:getBestStatements( 'P2907' ) == 1 then 				local val = tonumber( e:getBestStatements( 'P2907' )[1].mainsnak.datavalue.value.amount ) 				if val < minOffset then 					minOffset = val 					minEntity = e 				end 				if val > maxOffset then 					maxOffset = val 					maxEntity = e 				end 			else 				table.insert(unknownTZs, e:getLabel()) 			end 		end 		if minEntity ~= nil and maxEntity ~= nil and minOffset ~= maxOffset then 			local r = minEntity:getLabel() .. '至' .. maxEntity:getLabel() 			if #unknownTZs > 0 then 				r = r .. ' and ' .. table.concat(unknownTZs, ', ')	 			end 			return r 		end 	end 	return rSimple(item, property) end  local function rSingleLinked(item, property)  	if item:getBestStatements( property )[1].mainsnak.datavalue ~= nil then 		return renderLinkedClaim('Q'..item:getBestStatements( property )[1].mainsnak.datavalue.value['numeric-id']) 	else 		return nil 	end end  local function rLinked(item, property) 	local claims = item.claims[property] 	local result = {} 	for _, claim in pairs(claims) do 		if claim.mainsnak.datavalue ~= nil then 			local id = 'Q' .. claim.mainsnak.datavalue.value['numeric-id'] 			table.insert(result, renderLinkedClaim(id)) 		end 	end 	return table.concat(result, ', ') end  local conf = { 	{{'capital','首都'}, '首都', 36, rSingleLinked}, 	{{'currency','货币'}, '货币', 38, rCurrency}, 	{{'population','人口'}, '人口', 1082, rPopulation}, 	{{'electricity','电力','輸電'}, '[[电力系统|-{zh-hans:电力系统; zh-hant:輸電網路;}-]]', 2884, rElectricity}, 	{{'callingcode','区号','區號'}, '[[国际电话区号列表|国家区号]]', 474, rSimple}, 	{{'timezone','时区','時區'}, '[[时区]]', 421, rTimezones}, 	{{'language','語言','语言'}, '语言', 37, rLinked}, 	{{'emergencies','紧急','緊急'}, '紧急电话', 2852, rEmergency}, 	{{'driving side'}, '驾驶方向', 1622, rSimple} }  local p = {}  function p.quickbar( frame ) 	local parentArgs = frame:getParent().args 	local elements =  {} 	 	local item = mw.wikibase.getEntity(  ) 	 	local useWikidata = (item ~= nil and item.claims ~= nil) 	local missingInfo = false 	 	if parentArgs['首府'] == 'yes' then 		conf[1][2]='首府' 	end 	local locationMap = parentArgs['location'] or parentArgs['位置'] 	if (locationMap ~= nil and locationMap ~= '') or (useWikidata and item.claims['P242'] ~= nil and item.claims['P242'][1] ~= nil) then 		if useWikidata and (locationMap == nil or locationMap == '') then 			locationMap = mw.wikibase.renderSnak( item:getBestStatements('P242')[1].mainsnak ) 		end 		table.insert(elements, '| colspan="2" style="text-align:center;padding:0" | [[File:' .. locationMap  .. '|250px]]\n' ) 	else 		missingInfo = true	 	end 	     for _, params in pairs( conf ) do         if params[3] ~= 0 then         	local val = nil         	for __, paramname in pairs(params[1]) do         		val = val or parentArgs[paramname]             end             if val == '' or val == nil then             	if useWikidata and #item:getBestStatements('P' .. params[3]) > 0 then             		val = params[4]( item, 'P' .. params[3], frame)             		if val ~= nil then                 		table.insert( elements, renderRow(params[2], val) )                 	else                 		missingInfo = true	                 	end             	else             		missingInfo = true             	end         	else             	table.insert(elements, renderRow(params[2], val) )	             end         end     end 	 	local editRow = '' 	if item ~= nil then 		editRow = '|-\n| colspan="2" class="info footer" |[[:d:'.. item.id .. '|在维基数据编辑]]\n' 	end 	 	if #elements > 0 then 		if missingInfo == true and mw.title.getCurrentTitle().namespace == 0 then 			table.insert(elements, '[[Category:Quickbar信息不完整的条目]]')	 		end 		if mw.title.getCurrentTitle().namespace == 0 then 			table.insert(elements, '[[Category:使用了Quickbar的條目]]\n')	 		end 		return frame:extensionTag {name = 'templatestyles', args = {src = 'Quickbar/styles.css'}} .. '<div id="quickbar" class="wv-quickbar floatright">\n{| cellpadding="0" cellspacing="0"\n|-\n' .. 			table.concat(elements)	.. 			'\n'.. editRow.. '|}</div>' 	else 		if mw.title.getCurrentTitle().namespace == 0 then 			return '[[Category:Quickbar信息不完整的条目]][[Category:使用了Quickbar的條目]]\n' 		end 		return '' 	end end  return p